1660-01-489-1166 DUCT ASSEMBLY,AIR CONDITIONING-HEATING,AIRCRAFT Index 1660-01-489-1168 DUCT ASSEMBLY,AIR CONDITIONING-H

National Stock Number:
5305-01-489-1167

Federal Supply Class:
5305

National Item Identification Number:
014891167

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.


Manufacturer Information:
386B04932890099NORTHROP GRUMMAN SYSTEMS CORPORATION
6512E14FN7590099NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
FASTENER LENGTH2.250 INCHES NOMINAL
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD CLASS3A
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH20


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